the broadcast, the husband so determined to save his wife, he put on a sign and started walking. Hundreds of miles later, a prayer answered. And he's proof we are america strong. It all began with a sign worn by a devoted husband and his urgent message. Need kidney for wife. The fear of losing her after 55 years drove him every step of the way. I just wanted her. Reporter: Larry began his quest last year. His wife, born with just one kidney and that one was failing. Larry traveled 250 miles on foot, wearing his sign. I knew it was going to happen, because I know him. He wouldn't have stopped until he got me one. Reporter: And he did. The donor, now ready and willing. The surgery could come as early as this week. And larry couldn't wait to tell everyone at work. I run through the shop, you know, all the people I work with, you know, tell them, hey, I got a kidney. Reporter: He got that kidney, for his wife, but it doesn't stop there. The couple says all the attention paid to his walk, his sign, brought in tens of thousands of calls to them and to the hospital, they say, where jimmie sue will have her operation. Every person that has called, I appreciate it. And -- more than I can ever tell them. We are pulling for that surgery this week.

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